ttrss/vendor/thecodingmachine/safe/generated/openssl.php

1465 lines
48 KiB
PHP

<?php
namespace Safe;
use Safe\Exceptions\OpensslException;
/**
* Gets the cipher initialization vector (iv) length.
*
* @param string $cipher_algo The cipher method, see openssl_get_cipher_methods for a list of potential values.
* @return int Returns the cipher length on success.
* @throws OpensslException
*
*/
function openssl_cipher_iv_length(string $cipher_algo): int
{
error_clear_last();
$result = \openssl_cipher_iv_length($cipher_algo);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* Decrypts a CMS message.
*
* @param string $input_filename The name of a file containing encrypted content.
* @param string $output_filename The name of the file to deposit the decrypted content.
* @param $certificate The name of the file containing a certificate of the recipient.
* @param $private_key The name of the file containing a PKCS#8 key.
* @param int $encoding The encoding of the input file. One of OPENSSL_ENCODING_SMIME,
* OPENSSL_ENCODING_DER or OPENSSL_ENCODING_PEM.
* @throws OpensslException
*
*/
function openssl_cms_decrypt(string $input_filename, string $output_filename, $certificate, $private_key = null, int $encoding = OPENSSL_ENCODING_SMIME): void
{
error_clear_last();
if ($encoding !== OPENSSL_ENCODING_SMIME) {
$result = \openssl_cms_decrypt($input_filename, $output_filename, $certificate, $private_key, $encoding);
} elseif ($private_key !== null) {
$result = \openssl_cms_decrypt($input_filename, $output_filename, $certificate, $private_key);
} else {
$result = \openssl_cms_decrypt($input_filename, $output_filename, $certificate);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* This function encrypts content to one or more recipients,
* based on the certificates that are passed to it.
*
* @param string $input_filename The file to be encrypted.
* @param string $output_filename The output file.
* @param $certificate Recipients to encrypt to.
* @param $headers Headers to include when S/MIME is used.
* @param int $flags Flags to be passed to CMS_sign.
* @param int $encoding An encoding to output. One of OPENSSL_ENCODING_SMIME,
* OPENSSL_ENCODING_DER or OPENSSL_ENCODING_PEM.
* @param int $cipher_algo A cypher to use.
* @throws OpensslException
*
*/
function openssl_cms_encrypt(string $input_filename, string $output_filename, $certificate, $headers, int $flags = 0, int $encoding = OPENSSL_ENCODING_SMIME, int $cipher_algo = OPENSSL_CIPHER_AES_128_CBC): void
{
error_clear_last();
$result = \openssl_cms_encrypt($input_filename, $output_filename, $certificate, $headers, $flags, $encoding, $cipher_algo);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* Performs the exact analog to openssl_pkcs7_read.
*
* @param string $input_filename
* @param array $certificates
* @throws OpensslException
*
*/
function openssl_cms_read(string $input_filename, array &$certificates): void
{
error_clear_last();
$result = \openssl_cms_read($input_filename, $certificates);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* This function signs a file with an X.509 certificate and key.
*
* @param string $input_filename The name of the file to be signed.
* @param string $output_filename The name of the file to deposit the results.
* @param $certificate The signing certificate.
* See Key/Certificate parameters for a list of valid values.
* @param $private_key The key associated with certificate.
* See Key/Certificate parameters for a list of valid values.
* @param $headers An array of headers to be included in S/MIME output.
* @param int $flags Flags to be passed to cms_sign.
* @param int $encoding The encoding of the output file. One of OPENSSL_ENCODING_SMIME,
* OPENSSL_ENCODING_DER or OPENSSL_ENCODING_PEM.
* @param $untrusted_certificates_filename Intermediate certificates to be included in the signature.
* @throws OpensslException
*
*/
function openssl_cms_sign(string $input_filename, string $output_filename, $certificate, $private_key, $headers, int $flags = 0, int $encoding = OPENSSL_ENCODING_SMIME, $untrusted_certificates_filename = null): void
{
error_clear_last();
if ($untrusted_certificates_filename !== null) {
$result = \openssl_cms_sign($input_filename, $output_filename, $certificate, $private_key, $headers, $flags, $encoding, $untrusted_certificates_filename);
} else {
$result = \openssl_cms_sign($input_filename, $output_filename, $certificate, $private_key, $headers, $flags, $encoding);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* This function verifies a CMS signature, either attached or detached, with the specified encoding.
*
* @param string $input_filename The input file.
* @param int $flags Flags to pass to cms_verify.
* @param $certificates A file with the signer certificate and optionally intermediate certificates.
* @param array $ca_info An array containing self-signed certificate authority certificates.
* @param $untrusted_certificates_filename A file containing additional intermediate certificates.
* @param $content A file pointing to the content when signatures are detached.
* @param $pk7
* @param $sigfile A file to save the signature to.
* @param int $encoding The encoding of the input file. One of OPENSSL_ENCODING_SMIME,
* OPENSSL_ENCODING_DER or OPENSSL_ENCODING_PEM.
* @throws OpensslException
*
*/
function openssl_cms_verify(string $input_filename, int $flags = 0, $certificates = null, array $ca_info = [], $untrusted_certificates_filename = null, $content = null, $pk7 = null, $sigfile = null, int $encoding = OPENSSL_ENCODING_SMIME): void
{
error_clear_last();
if ($encoding !== OPENSSL_ENCODING_SMIME) {
$result = \openssl_cms_verify($input_filename, $flags, $certificates, $ca_info, $untrusted_certificates_filename, $content, $pk7, $sigfile, $encoding);
} elseif ($sigfile !== null) {
$result = \openssl_cms_verify($input_filename, $flags, $certificates, $ca_info, $untrusted_certificates_filename, $content, $pk7, $sigfile);
} elseif ($pk7 !== null) {
$result = \openssl_cms_verify($input_filename, $flags, $certificates, $ca_info, $untrusted_certificates_filename, $content, $pk7);
} elseif ($content !== null) {
$result = \openssl_cms_verify($input_filename, $flags, $certificates, $ca_info, $untrusted_certificates_filename, $content);
} elseif ($untrusted_certificates_filename !== null) {
$result = \openssl_cms_verify($input_filename, $flags, $certificates, $ca_info, $untrusted_certificates_filename);
} elseif ($ca_info !== []) {
$result = \openssl_cms_verify($input_filename, $flags, $certificates, $ca_info);
} elseif ($certificates !== null) {
$result = \openssl_cms_verify($input_filename, $flags, $certificates);
} else {
$result = \openssl_cms_verify($input_filename, $flags);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_csr_export_to_file takes the Certificate
* Signing Request represented by csr and saves it
* in PEM format into the file named by output_filename.
*
* @param string|resource $csr See CSR parameters for a list of valid values.
* @param string $output_filename Path to the output file.
* @param bool $no_text
* The optional parameter notext affects
* the verbosity of the output; if it is FALSE, then additional human-readable
* information is included in the output. The default value of
* notext is TRUE.
* @throws OpensslException
*
*/
function openssl_csr_export_to_file($csr, string $output_filename, bool $no_text = true): void
{
error_clear_last();
$result = \openssl_csr_export_to_file($csr, $output_filename, $no_text);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_csr_export takes the Certificate Signing
* Request represented by csr and stores it in
* PEM format in output, which is passed by
* reference.
*
* @param string|resource $csr See CSR parameters for a list of valid values.
* @param string|null $output on success, this string will contain the PEM encoded CSR
* @param bool $no_text
* The optional parameter notext affects
* the verbosity of the output; if it is FALSE, then additional human-readable
* information is included in the output. The default value of
* notext is TRUE.
* @throws OpensslException
*
*/
function openssl_csr_export($csr, ?string &$output, bool $no_text = true): void
{
error_clear_last();
$result = \openssl_csr_export($csr, $output, $no_text);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_csr_get_public_key extracts the public key
* from csr and prepares it for use by other functions.
*
* @param string|resource $csr See CSR parameters for a list of valid values.
* @param bool $short_names This parameter is ignored
* @return resource Returns an OpenSSLAsymmetricKey on success.
* @throws OpensslException
*
*/
function openssl_csr_get_public_key($csr, bool $short_names = true)
{
error_clear_last();
$result = \openssl_csr_get_public_key($csr, $short_names);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_csr_get_subject returns subject
* distinguished name information encoded in the csr
* including fields commonName (CN), organizationName (O), countryName (C) etc.
*
* @param string|resource $csr See CSR parameters for a list of valid values.
* @param bool $short_names shortnames controls how the data is indexed in the
* array - if shortnames is TRUE (the default) then
* fields will be indexed with the short name form, otherwise, the long name
* form will be used - e.g.: CN is the shortname form of commonName.
* @return array Returns an associative array with subject description.
* @throws OpensslException
*
*/
function openssl_csr_get_subject($csr, bool $short_names = true): array
{
error_clear_last();
$result = \openssl_csr_get_subject($csr, $short_names);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_csr_new generates a new CSR (Certificate Signing Request)
* based on the information provided by distinguished_names.
*
* @param array $distinguished_names The Distinguished Name or subject fields to be used in the certificate.
* @param resource $private_key private_key should be set to a private key that was
* previously generated by openssl_pkey_new (or
* otherwise obtained from the other openssl_pkey family of functions).
* The corresponding public portion of the key will be used to sign the
* CSR.
* @param array $options By default, the information in your system openssl.conf
* is used to initialize the request; you can specify a configuration file
* section by setting the config_section_section key of
* options. You can also specify an alternative
* openssl configuration file by setting the value of the
* config key to the path of the file you want to use.
* The following keys, if present in options
* behave as their equivalents in the openssl.conf, as
* listed in the table below.
*
* Configuration overrides
*
*
*
* options key
* type
* openssl.conf equivalent
* description
*
*
*
*
* digest_alg
* string
* default_md
* Digest method or signature hash, usually one of openssl_get_md_methods
*
*
* x509_extensions
* string
* x509_extensions
* Selects which extensions should be used when creating an x509
* certificate
*
*
* req_extensions
* string
* req_extensions
* Selects which extensions should be used when creating a CSR
*
*
* private_key_bits
* int
* default_bits
* Specifies how many bits should be used to generate a private
* key
*
*
* private_key_type
* int
* none
* Specifies the type of private key to create. This can be one
* of OPENSSL_KEYTYPE_DSA,
* OPENSSL_KEYTYPE_DH,
* OPENSSL_KEYTYPE_RSA or
* OPENSSL_KEYTYPE_EC.
* The default value is OPENSSL_KEYTYPE_RSA.
*
*
*
* encrypt_key
* bool
* encrypt_key
* Should an exported key (with passphrase) be encrypted?
*
*
* encrypt_key_cipher
* int
* none
*
* One of cipher constants.
*
*
*
* curve_name
* string
* none
*
* One of openssl_get_curve_names.
*
*
*
* config
* string
* N/A
*
* Path to your own alternative openssl.conf file.
*
*
*
*
*
* @param array $extra_attributes extra_attributes is used to specify additional
* configuration options for the CSR. Both distinguished_names and
* extra_attributes are associative arrays whose keys are
* converted to OIDs and applied to the relevant part of the request.
* @return resource Returns the CSR.
* @throws OpensslException
*
*/
function openssl_csr_new(array $distinguished_names, &$private_key, array $options = null, array $extra_attributes = null)
{
error_clear_last();
if ($extra_attributes !== null) {
$result = \openssl_csr_new($distinguished_names, $private_key, $options, $extra_attributes);
} elseif ($options !== null) {
$result = \openssl_csr_new($distinguished_names, $private_key, $options);
} else {
$result = \openssl_csr_new($distinguished_names, $private_key);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_csr_sign generates an x509 certificate from the given CSR.
*
* @param string|resource $csr A CSR previously generated by openssl_csr_new.
* It can also be the path to a PEM encoded CSR when specified as
* file://path/to/csr or an exported string generated
* by openssl_csr_export.
* @param string|resource|null $ca_certificate The generated certificate will be signed by ca_certificate.
* If ca_certificate is NULL, the generated certificate
* will be a self-signed certificate.
* @param string|resource|array $private_key private_key is the private key that corresponds to
* ca_certificate.
* @param int $days days specifies the length of time for which the
* generated certificate will be valid, in days.
* @param array $options You can finetune the CSR signing by options.
* See openssl_csr_new for more information about
* options.
* @param int $serial An optional the serial number of issued certificate. If not specified
* it will default to 0.
* @return resource Returns an OpenSSLCertificate on success, FALSE on failure.
* @throws OpensslException
*
*/
function openssl_csr_sign($csr, $ca_certificate, $private_key, int $days, array $options = null, int $serial = 0)
{
error_clear_last();
if ($serial !== 0) {
$result = \openssl_csr_sign($csr, $ca_certificate, $private_key, $days, $options, $serial);
} elseif ($options !== null) {
$result = \openssl_csr_sign($csr, $ca_certificate, $private_key, $days, $options);
} else {
$result = \openssl_csr_sign($csr, $ca_certificate, $private_key, $days);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* Takes a raw or base64 encoded string and decrypts it using a given method and key.
*
* @param string $data The encrypted message to be decrypted.
* @param string $cipher_algo The cipher method. For a list of available cipher methods, use
* openssl_get_cipher_methods.
* @param string $passphrase The key.
* @param int $options options can be one of
* OPENSSL_RAW_DATA,
* OPENSSL_ZERO_PADDING.
* @param string $iv A non-NULL Initialization Vector.
* @param string $tag The authentication tag in AEAD cipher mode. If it is incorrect, the authentication fails and the function returns FALSE.
* @param string $aad Additional authenticated data.
* @return string The decrypted string on success.
* @throws OpensslException
*
*/
function openssl_decrypt(string $data, string $cipher_algo, string $passphrase, int $options = 0, string $iv = "", string $tag = null, string $aad = ""): string
{
error_clear_last();
if ($aad !== "") {
$result = \openssl_decrypt($data, $cipher_algo, $passphrase, $options, $iv, $tag, $aad);
} elseif ($tag !== null) {
$result = \openssl_decrypt($data, $cipher_algo, $passphrase, $options, $iv, $tag);
} else {
$result = \openssl_decrypt($data, $cipher_algo, $passphrase, $options, $iv);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* The shared secret returned by openssl_dh_compute_key is
* often used as an encryption key to secretly communicate with a remote party.
* This is known as the Diffie-Hellman key exchange.
*
* @param string $public_key DH Public key of the remote party.
* @param resource $private_key A local DH private key, corresponding to the public key to be shared with the remote party.
* @return string Returns shared secret on success.
* @throws OpensslException
*
*/
function openssl_dh_compute_key(string $public_key, $private_key): string
{
error_clear_last();
$result = \openssl_dh_compute_key($public_key, $private_key);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* Computes a digest hash value for the given data using a given method,
* and returns a raw or binhex encoded string.
*
* @param string $data The data.
* @param string $digest_algo The digest method to use, e.g. "sha256", see openssl_get_md_methods for a list of available digest methods.
* @param bool $binary Setting to TRUE will return as raw output data, otherwise the return
* value is binhex encoded.
* @return string Returns the digested hash value on success.
* @throws OpensslException
*
*/
function openssl_digest(string $data, string $digest_algo, bool $binary = false): string
{
error_clear_last();
$result = \openssl_digest($data, $digest_algo, $binary);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* Gets the list of available curve names for use in Elliptic curve
* cryptography (ECC) for public/private key operations. The two most widely
* standardized/supported curves are prime256v1
* (NIST P-256) and secp384r1 (NIST P-384).
*
* Approximate Equivalancies of AES, RSA, DSA and ECC Keysizes
*
*
*
* AES Symmetric Keysize (Bits)
* RSA and DSA Keysize (Bits)
* ECC Keysize (Bits)
*
*
*
*
* 80
* 1024
* 160
*
*
* 112
* 2048
* 224
*
*
* 128
* 3072
* 256
*
*
* 192
* 7680
* 384
*
*
* 256
* 15360
* 512
*
*
*
*
* NIST
* recommends using ECC curves with at least 256 bits.
*
* @return array An array of available curve names.
* @throws OpensslException
*
*/
function openssl_get_curve_names(): array
{
error_clear_last();
$result = \openssl_get_curve_names();
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_open opens (decrypts)
* data using the private key associated with
* the key identifier private_key and the envelope key
* encrypted_key, and fills
* output with the decrypted data.
* The envelope key is generated when the
* data are sealed and can only be used by one specific private key. See
* openssl_seal for more information.
*
* @param string $data
* @param string|null $output If the call is successful the opened data is returned in this
* parameter.
* @param string $encrypted_key
* @param string|array|resource $private_key
* @param string $cipher_algo The cipher method.
*
*
* The default value ('RC4') is considered insecure.
* It is strongly recommended to explicitly specify a secure cipher method.
*
*
* @param string $iv The initialization vector.
* @throws OpensslException
*
*/
function openssl_open(string $data, ?string &$output, string $encrypted_key, $private_key, string $cipher_algo, string $iv = null): void
{
error_clear_last();
if ($iv !== null) {
$result = \openssl_open($data, $output, $encrypted_key, $private_key, $cipher_algo, $iv);
} else {
$result = \openssl_open($data, $output, $encrypted_key, $private_key, $cipher_algo);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pbkdf2 computes PBKDF2 (Password-Based Key Derivation Function 2),
* a key derivation function defined in PKCS5 v2.
*
* @param string $password Password from which the derived key is generated.
* @param string $salt PBKDF2 recommends a crytographic salt of at least 64 bits (8 bytes).
* @param int $key_length Length of desired output key.
* @param int $iterations The number of iterations desired. NIST
* recommends at least 10,000.
* @param string $digest_algo Optional hash or digest algorithm from openssl_get_md_methods. Defaults to SHA-1.
* @return string Returns raw binary string.
* @throws OpensslException
*
*/
function openssl_pbkdf2(string $password, string $salt, int $key_length, int $iterations, string $digest_algo = "sha1"): string
{
error_clear_last();
$result = \openssl_pbkdf2($password, $salt, $key_length, $iterations, $digest_algo);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_pkcs12_export_to_file stores
* certificate into a file named by
* output_filename in a PKCS#12 file format.
*
* @param string|resource $certificate See Key/Certificate parameters for a list of valid values.
* @param string $output_filename Path to the output file.
* @param string|array|resource $private_key Private key component of PKCS#12 file.
* See Public/Private Key parameters for a list of valid values.
* @param string $passphrase Encryption password for unlocking the PKCS#12 file.
* @param array $options Optional array, other keys will be ignored.
*
*
*
*
* Key
* Description
*
*
*
*
* "extracerts"
* array of extra certificates or a single certificate to be included in the PKCS#12 file.
*
*
* "friendlyname"
* string to be used for the supplied certificate and key
*
*
*
*
* @throws OpensslException
*
*/
function openssl_pkcs12_export_to_file($certificate, string $output_filename, $private_key, string $passphrase, array $options = []): void
{
error_clear_last();
$result = \openssl_pkcs12_export_to_file($certificate, $output_filename, $private_key, $passphrase, $options);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pkcs12_export stores
* certificate into a string named by
* output in a PKCS#12 file format.
*
* @param string|resource $certificate See Key/Certificate parameters for a list of valid values.
* @param string|null $output On success, this will hold the PKCS#12.
* @param string|array|resource $private_key Private key component of PKCS#12 file.
* See Public/Private Key parameters for a list of valid values.
* @param string $passphrase Encryption password for unlocking the PKCS#12 file.
* @param array $options Optional array, other keys will be ignored.
*
*
*
*
* Key
* Description
*
*
*
*
* "extracerts"
* array of extra certificates or a single certificate to be included in the PKCS#12 file.
*
*
* "friendlyname"
* string to be used for the supplied certificate and key
*
*
*
*
* @throws OpensslException
*
*/
function openssl_pkcs12_export($certificate, ?string &$output, $private_key, string $passphrase, array $options = []): void
{
error_clear_last();
$result = \openssl_pkcs12_export($certificate, $output, $private_key, $passphrase, $options);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pkcs12_read parses the PKCS#12 certificate store supplied by
* pkcs12 into a array named
* certificates.
*
* @param string $pkcs12 The certificate store contents, not its file name.
* @param array|null $certificates On success, this will hold the Certificate Store Data.
* @param string $passphrase Encryption password for unlocking the PKCS#12 file.
* @throws OpensslException
*
*/
function openssl_pkcs12_read(string $pkcs12, ?array &$certificates, string $passphrase): void
{
error_clear_last();
$result = \openssl_pkcs12_read($pkcs12, $certificates, $passphrase);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* Decrypts the S/MIME encrypted message contained in the file specified by
* input_filename using the certificate and its
* associated private key specified by certificate and
* private_key.
*
* @param string $input_filename
* @param string $output_filename The decrypted message is written to the file specified by
* output_filename.
* @param string|resource $certificate
* @param string|resource|array $private_key
* @throws OpensslException
*
*/
function openssl_pkcs7_decrypt(string $input_filename, string $output_filename, $certificate, $private_key = null): void
{
error_clear_last();
if ($private_key !== null) {
$result = \openssl_pkcs7_decrypt($input_filename, $output_filename, $certificate, $private_key);
} else {
$result = \openssl_pkcs7_decrypt($input_filename, $output_filename, $certificate);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pkcs7_encrypt takes the contents of the
* file named input_filename and encrypts them using an RC2
* 40-bit cipher so that they can only be read by the intended recipients
* specified by certificate.
*
* @param string $input_filename
* @param string $output_filename
* @param string|resource|array $certificate Either a lone X.509 certificate, or an array of X.509 certificates.
* @param array $headers headers is an array of headers that
* will be prepended to the data after it has been encrypted.
*
* headers can be either an associative array
* keyed by header name, or an indexed array, where each element contains
* a single header line.
* @param int $flags flags can be used to specify options that affect
* the encoding process - see PKCS7
* constants.
* @param int $cipher_algo One of cipher constants.
* @throws OpensslException
*
*/
function openssl_pkcs7_encrypt(string $input_filename, string $output_filename, $certificate, array $headers, int $flags = 0, int $cipher_algo = OPENSSL_CIPHER_AES_128_CBC): void
{
error_clear_last();
$result = \openssl_pkcs7_encrypt($input_filename, $output_filename, $certificate, $headers, $flags, $cipher_algo);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
*
*
* @param string $data The string of data you wish to parse (p7b format).
* @param array|null $certificates The array of PEM certificates from the p7b input data.
* @throws OpensslException
*
*/
function openssl_pkcs7_read(string $data, ?array &$certificates): void
{
error_clear_last();
$result = \openssl_pkcs7_read($data, $certificates);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pkcs7_sign takes the contents of the file
* named input_filename and signs them using the
* certificate and its matching private key specified by
* certificate and private_key
* parameters.
*
* @param string $input_filename The input file you are intending to digitally sign.
* @param string $output_filename The file which the digital signature will be written to.
* @param string|resource $certificate The X.509 certificate used to digitally sign input_filename.
* See Key/Certificate parameters for a list of valid values.
* @param string|resource|array $private_key private_key is the private key corresponding to certificate.
* See Public/Private Key parameters for a list of valid values.
* @param array $headers headers is an array of headers that
* will be prepended to the data after it has been signed (see
* openssl_pkcs7_encrypt for more information about
* the format of this parameter).
* @param int $flags flags can be used to alter the output - see PKCS7 constants.
* @param string $untrusted_certificates_filename untrusted_certificates_filename specifies the name of a file containing
* a bunch of extra certificates to include in the signature which can for
* example be used to help the recipient to verify the certificate that you used.
* @throws OpensslException
*
*/
function openssl_pkcs7_sign(string $input_filename, string $output_filename, $certificate, $private_key, array $headers, int $flags = PKCS7_DETACHED, string $untrusted_certificates_filename = null): void
{
error_clear_last();
if ($untrusted_certificates_filename !== null) {
$result = \openssl_pkcs7_sign($input_filename, $output_filename, $certificate, $private_key, $headers, $flags, $untrusted_certificates_filename);
} else {
$result = \openssl_pkcs7_sign($input_filename, $output_filename, $certificate, $private_key, $headers, $flags);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pkey_derive takes a set of a public_key
* and private_key and derives a shared secret, for either DH or EC keys.
*
* @param resource $public_key public_key is the public key for the derivation.
* See Public/Private Key parameters for a list of valid values.
* @param resource $private_key private_key is the private key for the derivation.
* See Public/Private Key parameters for a list of valid values.
* @param int $key_length If not zero, will set the desired length of the derived secret.
* @return string The derived secret on success.
* @throws OpensslException
*
*/
function openssl_pkey_derive($public_key, $private_key, int $key_length = 0): string
{
error_clear_last();
$result = \openssl_pkey_derive($public_key, $private_key, $key_length);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_pkey_export_to_file saves an ascii-armoured
* (PEM encoded) rendition of key into the file named
* by output_filename.
*
* @param resource|string|array $key
* @param string $output_filename Path to the output file.
* @param string|null $passphrase The key can be optionally protected by a
* passphrase.
* @param array $options options can be used to fine-tune the export
* process by specifying and/or overriding options for the openssl
* configuration file. See openssl_csr_new for more
* information about options.
* @throws OpensslException
*
*/
function openssl_pkey_export_to_file($key, string $output_filename, ?string $passphrase = null, array $options = null): void
{
error_clear_last();
if ($options !== null) {
$result = \openssl_pkey_export_to_file($key, $output_filename, $passphrase, $options);
} elseif ($passphrase !== null) {
$result = \openssl_pkey_export_to_file($key, $output_filename, $passphrase);
} else {
$result = \openssl_pkey_export_to_file($key, $output_filename);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pkey_export exports
* key as a PEM encoded string and stores it into
* output (which is passed by reference).
*
* @param resource $key
* @param string|null $output
* @param string|null $passphrase The key is optionally protected by passphrase.
* @param array $options options can be used to fine-tune the export
* process by specifying and/or overriding options for the openssl
* configuration file. See openssl_csr_new for more
* information about options.
* @throws OpensslException
*
*/
function openssl_pkey_export($key, ?string &$output, ?string $passphrase = null, array $options = null): void
{
error_clear_last();
if ($options !== null) {
$result = \openssl_pkey_export($key, $output, $passphrase, $options);
} elseif ($passphrase !== null) {
$result = \openssl_pkey_export($key, $output, $passphrase);
} else {
$result = \openssl_pkey_export($key, $output);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_pkey_get_private parses
* private_key and prepares it for use by other functions.
*
* @param string $private_key private_key can be one of the following:
*
* a string having the format
* file://path/to/file.pem. The named file must
* contain a PEM encoded certificate/private key (it may contain both).
*
*
* A PEM formatted private key.
*
* @param string $passphrase The optional parameter passphrase must be used
* if the specified key is encrypted (protected by a passphrase).
* @return resource Returns an OpenSSLAsymmetricKey instance on success.
* @throws OpensslException
*
*/
function openssl_pkey_get_private(string $private_key, string $passphrase = null)
{
error_clear_last();
if ($passphrase !== null) {
$result = \openssl_pkey_get_private($private_key, $passphrase);
} else {
$result = \openssl_pkey_get_private($private_key);
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_pkey_get_public extracts the public key from
* public_key and prepares it for use by other
* functions.
*
* @param resource|string $public_key public_key can be one of the following:
*
* an OpenSSLAsymmetricKey instance
* a string having the format
* file://path/to/file.pem. The named file must
* contain a PEM encoded certificate/public key (it may contain both).
*
*
* A PEM formatted public key.
*
* @return resource Returns an OpenSSLAsymmetricKey instance on success.
* @throws OpensslException
*
*/
function openssl_pkey_get_public($public_key)
{
error_clear_last();
$result = \openssl_pkey_get_public($public_key);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_pkey_new generates a new private
* key.
* How to obtain the public component of the key is shown in an example below.
*
* @param array $options You can finetune the key generation (such as specifying the number of
* bits) using options. See
* openssl_csr_new for more information about
* options.
* @return resource Returns an OpenSSLAsymmetricKey instance for the pkey on success.
* @throws OpensslException
*
*/
function openssl_pkey_new(array $options = null)
{
error_clear_last();
if ($options !== null) {
$result = \openssl_pkey_new($options);
} else {
$result = \openssl_pkey_new();
}
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_private_decrypt decrypts
* data that was previously encrypted via
* openssl_public_encrypt and stores the result into
* decrypted_data.
*
* You can use this function e.g. to decrypt data which is supposed to only be available to you.
*
* @param string $data
* @param string|null $decrypted_data
* @param string|resource|array $private_key private_key must be the private key corresponding that
* was used to encrypt the data.
* @param int $padding padding can be one of
* OPENSSL_PKCS1_PADDING,
* OPENSSL_SSLV23_PADDING,
* OPENSSL_PKCS1_OAEP_PADDING,
* OPENSSL_NO_PADDING.
* @throws OpensslException
*
*/
function openssl_private_decrypt(string $data, ?string &$decrypted_data, $private_key, int $padding = OPENSSL_PKCS1_PADDING): void
{
error_clear_last();
$result = \openssl_private_decrypt($data, $decrypted_data, $private_key, $padding);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_private_encrypt encrypts data
* with private private_key and stores the result into
* encrypted_data. Encrypted data can be decrypted via
* openssl_public_decrypt.
*
* This function can be used e.g. to sign data (or its hash) to prove that it
* is not written by someone else.
*
* @param string $data
* @param string|null $encrypted_data
* @param string|resource|array $private_key
* @param int $padding padding can be one of
* OPENSSL_PKCS1_PADDING,
* OPENSSL_NO_PADDING.
* @throws OpensslException
*
*/
function openssl_private_encrypt(string $data, ?string &$encrypted_data, $private_key, int $padding = OPENSSL_PKCS1_PADDING): void
{
error_clear_last();
$result = \openssl_private_encrypt($data, $encrypted_data, $private_key, $padding);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_public_decrypt decrypts
* data that was previous encrypted via
* openssl_private_encrypt and stores the result into
* decrypted_data.
*
* You can use this function e.g. to check if the message was written by the
* owner of the private key.
*
* @param string $data
* @param string|null $decrypted_data
* @param string|resource $public_key public_key must be the public key corresponding that
* was used to encrypt the data.
* @param int $padding padding can be one of
* OPENSSL_PKCS1_PADDING,
* OPENSSL_NO_PADDING.
* @throws OpensslException
*
*/
function openssl_public_decrypt(string $data, ?string &$decrypted_data, $public_key, int $padding = OPENSSL_PKCS1_PADDING): void
{
error_clear_last();
$result = \openssl_public_decrypt($data, $decrypted_data, $public_key, $padding);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_public_encrypt encrypts data
* with public public_key and stores the result into
* encrypted_data. Encrypted data can be decrypted via
* openssl_private_decrypt.
*
* This function can be used e.g. to encrypt message which can be then read
* only by owner of the private key. It can be also used to store secure data
* in database.
*
* @param string $data
* @param string|null $encrypted_data This will hold the result of the encryption.
* @param string|resource $public_key The public key.
* @param int $padding padding can be one of
* OPENSSL_PKCS1_PADDING,
* OPENSSL_SSLV23_PADDING,
* OPENSSL_PKCS1_OAEP_PADDING,
* OPENSSL_NO_PADDING.
* @throws OpensslException
*
*/
function openssl_public_encrypt(string $data, ?string &$encrypted_data, $public_key, int $padding = OPENSSL_PKCS1_PADDING): void
{
error_clear_last();
$result = \openssl_public_encrypt($data, $encrypted_data, $public_key, $padding);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* Generates a string of pseudo-random bytes, with the number of bytes
* determined by the length parameter.
*
* It also indicates if a cryptographically strong algorithm was used to produce the
* pseudo-random bytes, and does this via the optional strong_result
* parameter. It's rare for this to be FALSE, but some systems may be broken or old.
*
* @param int $length The length of the desired string of bytes. Must be a positive integer. PHP will
* try to cast this parameter to a non-null integer to use it.
* @param bool|null $strong_result If passed into the function, this will hold a bool value that determines
* if the algorithm used was "cryptographically strong", e.g., safe for usage with GPG,
* passwords, etc. TRUE if it did, otherwise FALSE
* @return string Returns the generated string of bytes on success.
* @throws OpensslException
*
*/
function openssl_random_pseudo_bytes(int $length, ?bool &$strong_result = null): string
{
error_clear_last();
$result = \openssl_random_pseudo_bytes($length, $strong_result);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_seal seals (encrypts)
* data by using the given cipher_algo with a randomly generated
* secret key. The key is encrypted with each of the public keys
* associated with the identifiers in public_key
* and each encrypted key is returned
* in encrypted_keys. This means that one can send
* sealed data to multiple recipients (provided one has obtained their
* public keys). Each recipient must receive both the sealed data and
* the envelope key that was encrypted with the recipient's public key.
*
* @param string $data The data to seal.
* @param string|null $sealed_data The sealed data.
* @param array|null $encrypted_keys Array of encrypted keys.
* @param array $public_key Array of OpenSSLAsymmetricKey instances containing public keys.
* @param string $cipher_algo The cipher method.
*
*
* The default value ('RC4') is considered insecure.
* It is strongly recommended to explicitly specify a secure cipher method.
*
*
* @param string|null $iv The initialization vector.
* @return int Returns the length of the sealed data on success.
* If successful the sealed data is returned in
* sealed_data, and the envelope keys in
* encrypted_keys.
* @throws OpensslException
*
*/
function openssl_seal(string $data, ?string &$sealed_data, ?array &$encrypted_keys, array $public_key, string $cipher_algo, ?string &$iv = null): int
{
error_clear_last();
$result = \openssl_seal($data, $sealed_data, $encrypted_keys, $public_key, $cipher_algo, $iv);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_sign computes a signature for the
* specified data by generating a cryptographic
* digital signature using the private key associated with
* private_key. Note that the data itself is
* not encrypted.
*
* @param string $data The string of data you wish to sign
* @param string|null $signature If the call was successful the signature is returned in
* signature.
* @param resource|string $private_key OpenSSLAsymmetricKey - a key, returned by openssl_get_privatekey
*
* string - a PEM formatted key
* @param int|string $algorithm int - one of these Signature Algorithms.
*
* string - a valid string returned by openssl_get_md_methods example, "sha256WithRSAEncryption" or "sha384".
* @throws OpensslException
*
*/
function openssl_sign(string $data, ?string &$signature, $private_key, $algorithm = OPENSSL_ALGO_SHA1): void
{
error_clear_last();
$result = \openssl_sign($data, $signature, $private_key, $algorithm);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* Exports challenge from encoded signed public key and challenge
*
* @param string $spki Expects a valid signed public key and challenge
* @return string|null Returns the associated challenge string.
* @throws OpensslException
*
*/
function openssl_spki_export_challenge(string $spki): ?string
{
error_clear_last();
$result = \openssl_spki_export_challenge($spki);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* Exports PEM formatted public key from encoded signed public key and challenge
*
* @param string $spki Expects a valid signed public key and challenge
* @return string|null Returns the associated PEM formatted public key.
* @throws OpensslException
*
*/
function openssl_spki_export(string $spki): ?string
{
error_clear_last();
$result = \openssl_spki_export($spki);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* Generates a signed public key and challenge using specified hashing algorithm
*
* @param resource $private_key private_key should be set to a private key that was
* previously generated by openssl_pkey_new (or
* otherwise obtained from the other openssl_pkey family of functions).
* The corresponding public portion of the key will be used to sign the
* CSR.
* @param string $challenge The challenge associated to associate with the SPKAC
* @param int $digest_algo The digest algorithm. See openssl_get_md_method().
* @return string|null Returns a signed public key and challenge string.
* @throws OpensslException
*
*/
function openssl_spki_new($private_key, string $challenge, int $digest_algo = OPENSSL_ALGO_MD5): ?string
{
error_clear_last();
$result = \openssl_spki_new($private_key, $challenge, $digest_algo);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* Validates the supplied signed public key and challenge
*
* @param string $spki Expects a valid signed public key and challenge
* @throws OpensslException
*
*/
function openssl_spki_verify(string $spki): void
{
error_clear_last();
$result = \openssl_spki_verify($spki);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_verify verifies that the
* signature is correct for the specified
* data using the public key associated with
* public_key. This must be the public key
* corresponding to the private key used for signing.
*
* @param string $data The string of data used to generate the signature previously
* @param string $signature A raw binary string, generated by openssl_sign or similar means
* @param resource|string $public_key OpenSSLAsymmetricKey - a key, returned by openssl_get_publickey
*
* string - a PEM formatted key, example, "-----BEGIN PUBLIC KEY-----
* MIIBCgK..."
* @param int|string $algorithm int - one of these Signature Algorithms.
*
* string - a valid string returned by openssl_get_md_methods example, "sha1WithRSAEncryption" or "sha512".
* @return int Returns 1 if the signature is correct, 0 if it is incorrect, and
* -1.
* @throws OpensslException
*
*/
function openssl_verify(string $data, string $signature, $public_key, $algorithm = OPENSSL_ALGO_SHA1): int
{
error_clear_last();
$result = \openssl_verify($data, $signature, $public_key, $algorithm);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_x509_export_to_file stores
* certificate into a file named by
* output_filename in a PEM encoded format.
*
* @param string|resource $certificate See Key/Certificate parameters for a list of valid values.
* @param string $output_filename Path to the output file.
* @param bool $no_text
* The optional parameter notext affects
* the verbosity of the output; if it is FALSE, then additional human-readable
* information is included in the output. The default value of
* notext is TRUE.
* @throws OpensslException
*
*/
function openssl_x509_export_to_file($certificate, string $output_filename, bool $no_text = true): void
{
error_clear_last();
$result = \openssl_x509_export_to_file($certificate, $output_filename, $no_text);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_x509_export stores
* certificate into a string named by
* output in a PEM encoded format.
*
* @param string|resource $certificate See Key/Certificate parameters for a list of valid values.
* @param string|null $output On success, this will hold the PEM.
* @param bool $no_text
* The optional parameter notext affects
* the verbosity of the output; if it is FALSE, then additional human-readable
* information is included in the output. The default value of
* notext is TRUE.
* @throws OpensslException
*
*/
function openssl_x509_export($certificate, ?string &$output, bool $no_text = true): void
{
error_clear_last();
$result = \openssl_x509_export($certificate, $output, $no_text);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
}
/**
* openssl_x509_fingerprint returns the digest of
* certificate as a string.
*
* @param string|resource $certificate See Key/Certificate parameters for a list of valid values.
* @param string $digest_algo The digest method or hash algorithm to use, e.g. "sha256", one of openssl_get_md_methods.
* @param bool $binary When set to TRUE, outputs raw binary data. FALSE outputs lowercase hexits.
* @return string Returns a string containing the calculated certificate fingerprint as lowercase hexits unless binary is set to TRUE in which case the raw binary representation of the message digest is returned.
*
* Returns FALSE on failure.
* @throws OpensslException
*
*/
function openssl_x509_fingerprint($certificate, string $digest_algo = "sha1", bool $binary = false): string
{
error_clear_last();
$result = \openssl_x509_fingerprint($certificate, $digest_algo, $binary);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}
/**
* openssl_x509_read parses the certificate supplied by
* certificate and returns an OpenSSLCertificate object for
* it.
*
* @param string|resource $certificate X509 certificate. See Key/Certificate parameters for a list of valid values.
* @return resource Returns an OpenSSLCertificate on success.
* @throws OpensslException
*
*/
function openssl_x509_read($certificate)
{
error_clear_last();
$result = \openssl_x509_read($certificate);
if ($result === false) {
throw OpensslException::createFromPhpError();
}
return $result;
}